001: /*
002: The contents of this file are subject to the Common Public Attribution License
003: Version 1.0 (the "License"); you may not use this file except in compliance with
004: the License. You may obtain a copy of the License at
005: http://www.projity.com/license . The License is based on the Mozilla Public
006: License Version 1.1 but Sections 14 and 15 have been added to cover use of
007: software over a computer network and provide for limited attribution for the
008: Original Developer. In addition, Exhibit A has been modified to be consistent
009: with Exhibit B.
010:
011: Software distributed under the License is distributed on an "AS IS" basis,
012: WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
013: specific language governing rights and limitations under the License. The
014: Original Code is OpenProj. The Original Developer is the Initial Developer and
015: is Projity, Inc. All portions of the code written by Projity are Copyright (c)
016: 2006, 2007. All Rights Reserved. Contributors Projity, Inc.
017:
018: Alternatively, the contents of this file may be used under the terms of the
019: Projity End-User License Agreeement (the Projity License), in which case the
020: provisions of the Projity License are applicable instead of those above. If you
021: wish to allow use of your version of this file only under the terms of the
022: Projity License and not to allow others to use your version of this file under
023: the CPAL, indicate your decision by deleting the provisions above and replace
024: them with the notice and other provisions required by the Projity License. If
025: you do not delete the provisions above, a recipient may use your version of this
026: file under either the CPAL or the Projity License.
027:
028: [NOTE: The text of this license may differ slightly from the text of the notices
029: in Exhibits A and B of the license at http://www.projity.com/license. You should
030: use the latest text at http://www.projity.com/license for your modifications.
031: You may not remove this license text from the source files.]
032:
033: Attribution Information: Attribution Copyright Notice: Copyright � 2006, 2007
034: Projity, Inc. Attribution Phrase (not exceeding 10 words): Powered by OpenProj,
035: an open source solution from Projity. Attribution URL: http://www.projity.com
036: Graphic Image as provided in the Covered Code as file: openproj_logo.png with
037: alternatives listed on http://www.projity.com/logo
038:
039: Display of Attribution Information is required in Larger Works which are defined
040: in the CPAL as a work which combines Covered Code or portions thereof with code
041: not governed by the terms of the CPAL. However, in addition to the other notice
042: obligations, all copies of the Covered Code in Executable and Source Code form
043: distributed must, as a form of attribution of the original author, include on
044: each user interface screen the "OpenProj" logo visible to all users. The
045: OpenProj logo should be located horizontally aligned with the menu bar and left
046: justified on the top left of the screen adjacent to the File menu. The logo
047: must be at least 100 x 25 pixels. When users click on the "OpenProj" logo it
048: must direct them back to http://www.projity.com.
049: */
050: package com.projity.session;
051:
052: import java.lang.reflect.InvocationTargetException;
053: import java.util.HashMap;
054: import java.util.Map;
055: import java.util.StringTokenizer;
056:
057: import com.projity.job.Job;
058: import com.projity.job.JobQueue;
059: import com.projity.strings.Messages;
060: import com.projity.util.ClassUtils;
061:
062: /**
063: *
064: */
065: public class SessionFactory {
066: protected static SessionFactory instance = null;
067:
068: protected SessionFactory() {
069: }
070:
071: public static SessionFactory getInstance() {
072: if (instance == null)
073: instance = new SessionFactory();
074: return instance;
075: }
076:
077: protected Map<String, Session> sessionImpls = null;
078:
079: protected void initSessions() {
080: if (sessionImpls == null) {
081: sessionImpls = new HashMap<String, Session>();
082: String impls = Messages.getMetaString("SessionImpls");
083: if (impls != null) {
084: StringTokenizer st = new StringTokenizer(impls, ";");
085: while (st.hasMoreTokens()) {
086: String key = st.nextToken();
087: String implClass = Messages.getMetaString(key);
088: if (implClass != null) {
089: try {
090: Session session = (Session) ClassUtils
091: .forName(implClass).newInstance();
092: //session.init(credentials);
093: if (session.getJobQueue() == null)
094: session.setJobQueue(getJobQueue()); //because this method is called before jobQueue is set
095: sessionImpls.put(key.substring(key
096: .lastIndexOf('.') + 1), session);
097: } catch (InstantiationException e) {
098: // TODO Auto-generated catch block
099: e.printStackTrace();
100: } catch (IllegalAccessException e) {
101: // TODO Auto-generated catch block
102: e.printStackTrace();
103: } catch (ClassNotFoundException e) {
104: // TODO Auto-generated catch block
105: e.printStackTrace();
106: }
107: }
108: }
109: }
110: }
111: }
112:
113: protected Session getSession(String name) {
114: initSessions();
115: Session session = sessionImpls.get(name);
116: if (!session.isInitialized())
117: session.init(credentials);
118: return session;
119: }
120:
121: public Session getSession(boolean local) {
122: return local ? getSession("local") : getSession("server");
123: }
124:
125: public static Object call(Object object, String method,
126: Class[] argsDesc, Object[] args) throws Exception {
127: try {
128: //System.out.println("call, "+method+"..."+object.getClass());
129: return object.getClass().getMethod(method, argsDesc)
130: .invoke(object, args);
131: } catch (IllegalArgumentException e) {
132: // TODO Auto-generated catch block
133: e.printStackTrace();
134: } catch (SecurityException e) {
135: // TODO Auto-generated catch block
136: e.printStackTrace();
137: } catch (IllegalAccessException e) {
138: // TODO Auto-generated catch block
139: e.printStackTrace();
140: } catch (InvocationTargetException e) {
141: // TODO Auto-generated catch block
142: e.printStackTrace();
143: } catch (NoSuchMethodException e) {
144: // TODO Auto-generated catch block
145: e.printStackTrace();
146: }
147: return null;
148: }
149:
150: public static Object callNoEx(Object object, String method,
151: Class[] argsDesc, Object[] args) {
152: try {
153: //System.out.println("callNoEx, "+method+"...");
154: return object.getClass().getMethod(method, argsDesc)
155: .invoke(object, args);
156: } catch (IllegalArgumentException e) {
157: // TODO Auto-generated catch block
158: e.printStackTrace();
159: } catch (SecurityException e) {
160: // TODO Auto-generated catch block
161: e.printStackTrace();
162: } catch (IllegalAccessException e) {
163: // TODO Auto-generated catch block
164: e.printStackTrace();
165: } catch (InvocationTargetException e) {
166: // TODO Auto-generated catch block
167: e.printStackTrace();
168: } catch (NoSuchMethodException e) {
169: // TODO Auto-generated catch block
170: e.printStackTrace();
171: }
172: return null;
173: }
174:
175: public void clearSessions() {
176: sessionImpls = null;
177: }
178:
179: private final Map credentials = new HashMap();
180:
181: public void setCredentials(Map credentials) {
182: if (credentials != null) {
183: this .credentials.clear();
184: this .credentials.putAll(credentials);
185: }
186: }
187:
188: public String getLogin() {
189: return (String) credentials.get("login");
190:
191: }
192:
193: public String getServerUrl() {
194: return (String) credentials.get("serverUrl");
195: }
196:
197: public LocalSession getLocalSession() {
198: return (LocalSession) getSession("local");
199: }
200:
201: protected JobQueue jobQueue = null;
202:
203: public JobQueue getJobQueue() {
204: return jobQueue;
205: }
206:
207: public void setJobQueue(JobQueue jobQueue) {
208: this .jobQueue = jobQueue;
209: if (sessionImpls == null)
210: initSessions();
211: for (Session session : sessionImpls.values())
212: session.setJobQueue(jobQueue);
213: }
214:
215: public void schedule(Job job) {
216: jobQueue.schedule(job);
217: }
218:
219: }
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